// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package funcutil

import (
	"context"
	"errors"

	grpcStatus "google.golang.org/grpc/status"
)

// CheckCtxValid check if the context is valid
func CheckCtxValid(ctx context.Context) bool {
	return ctx.Err() != context.DeadlineExceeded && ctx.Err() != context.Canceled
}

// IsGrpcErr checks whether err is instance of grpc status error.
func IsGrpcErr(err error) bool {
	for {
		if err == nil {
			return false
		}
		_, ok := grpcStatus.FromError(err)
		if ok {
			return true
		}
		err = errors.Unwrap(err)
	}
}
